24 Math Fun vs Fibo 'n Achi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
24 Math Fun
Challenge yourself to reach a target number using four random numbers and basic arithmetic operations. This brain-training app offers customizable targets, practice, and test modes to enhance math skills and boost cognitive function for all ages.
- Customizable target number
- Two game modes: Practice and Test
- Flexible testing time
- Enhance math skills
- Boost brain function
- Fun for all ages
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Smarter! Happier! Healthier! Unleash your full potential with 24 Math, the ultimate brain-training app designed to make you smarter, happier, and healthier! Challenge yourself to reach a target number using four random numbers and any of the basic operations: addition, subtraction, multiplication, or division. Key Features: Customizable Target Number: Default target is 24, but you can set your own goal. Two Game Modes: Choose "Practice" mode to hone your skills or "Test" mode to evaluate your proficiency. Flexible Testing Time: Set your test duration anywhere from 1 to 10 minutes. Fun for All Ages: Both kids and adults love playing this game. Why 24 Math? Enhance Your Math Skills: Improve your arithmetic abilities through engaging and challenging puzzles. Reduce Daily Stress: Enjoy a fun and relaxing way to unwind. Boost Brain Function: Keep your mind sharp and agile. Whether you’re a student looking to improve your math skills, a professional seeking a mental workout, or just someone who loves puzzles, 24 Math is the perfect app for you. Download now and start your journey to a smarter, happier, and healthier you!
Fibo 'n Achi
Embark on a gamified math adventure with colorful levels and friendly characters. Practice essential math skills like arithmetic, fractions, and decimals through engaging challenges designed to build speed and confidence without distractions.
- Gamified math practice
- Adventure-style levels
- Covers arithmetic, fractions, decimals, percents
- Timed challenges with progress tracking
- Helpful problem-solving tips
- Ad-free and distraction-free experience
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Help Fibo become a faster mathematical thinker! Join Fibo and his saber-tooth friend Achi on a prehistoric math adventure where speed is only part of the challenge. Fibo 'n Achi combines rapid-fire fluency practice with deeper mathematical reasoning to help students build confidence, automaticity, and problem-solving skills. Unlike traditional flash-card apps, Fibo 'n Achi teaches players to **think ahead**. Achi's unique thought-bubble mechanic encourages students to anticipate the next problem while solving the current one, helping develop mathematical fluency in a fun and engaging way. Designed by an experienced math teacher, every level has a purpose. Players begin by mastering essential arithmetic facts before progressing through fractions, decimals, percents, powers, radicals, and increasingly challenging mathematical concepts. Along the way, players unlock new regions, earn stars, improve their personal bests, and discover a world full of charming characters and hidden surprises. Features • Unique thought-bubble gameplay that encourages look-ahead thinking • 32 handcrafted levels that build fluency and mathematical reasoning • Helpful tips and strategies woven naturally into gameplay • Four-star challenge system that rewards mastery • Personal best tracking and progress goals • Global leaderboards for players who enjoy friendly competition • No ads, no tracking, no distractions • Designed for focused, independent learning Whether you're strengthening basic math facts or preparing for more advanced topics, Fibo 'n Achi transforms math practice into an adventure that rewards curiosity, perseverance, and growth. Math practice should feel like an adventure, not a worksheet.
Screenshots
Verdict
The clearest difference is price: 24 Math Fun at Free against Fibo 'n Achi's $3.99. 24 Math Fun also leads on iOS requirement (13.0 vs 15.0). Fibo 'n Achi's advantage is update cadence (weekly vs every 47 months) and ratings volume (65 vs 1). On rating, review sentiment, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
24 Math Fun is free to download; Fibo 'n Achi costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for 24 Math Fun against 5.0 for Fibo 'n Achi. That said, the two scores are not equally well evidenced: Fibo 'n Achi has 65 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
24 Math Fun ships an update every 47 months, Fibo 'n Achi weekly. The most recent releases landed on September 13, 2026 and August 17, 2026 respectively.
| Parameter | 24 Math Fun | Fibo 'n Achi |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 5.0 (1 ratings) | 5.0 (65 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 65 — better |
| Update frequency | Every 47 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 9 MB | 154 MB |
| Age rating | 4+ | 12+ |
| Developer | STRENGCON LLC | Jet Enterprise LLC |
Customer experience
24 Math Fun
Fibo 'n Achi
In-app purchases
24 Math Fun
No in-app purchases
Fibo 'n Achi
No in-app purchases





